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  2. Payment card number - Wikipedia

    en.wikipedia.org/wiki/Payment_card_number

    A payment card number is the card identifier found on credit cards, debit cards and other similar cards. It consists of an issuer identification number (IIN) and an individual account identifier, and may also be called a bank card number in some situations.

  3. International Bank Account Number - Wikipedia

    en.wikipedia.org/wiki/International_Bank_Account...

    An IBAN is a system of identifying bank accounts across national borders to facilitate cross border transactions. It consists of up to 34 alphanumeric characters including a country code, check digits, and a Basic Bank Account Number (BBAN).

  4. What do the numbers on your credit card mean? - AOL

    www.aol.com/finance/numbers-credit-card-mean...

    First digit. Industry. 1. Airlines. 2. Airlines and Financial. 3. Travel and Entertainment (includes Amex) 4. Banking and Financial (includes Visa) 5. Banking and Financial (includes Mastercard)

  5. Merchant category code - Wikipedia

    en.wikipedia.org/wiki/Merchant_category_code

    A merchant category code (MCC) is a four-digit number used to classify a business by the types of goods or services it provides. Learn how MCCs are assigned, used, and looked up for credit card transactions, rewards, and tax purposes.

  6. ISO/IEC 7813 - Wikipedia

    en.wikipedia.org/wiki/ISO/IEC_7813

    ISO/IEC 7813 is a standard that defines properties of cards such as ATM or credit cards. It specifies the structure and format of magnetic tracks, including track 1, track 2 and track 3.

  7. Check digit - Wikipedia

    en.wikipedia.org/wiki/Check_digit

    A check digit is a redundancy check used for error detection on identification numbers, such as bank account numbers. Learn how check digits are computed, designed ...

  8. ISO/IEC 7810 - Wikipedia

    en.wikipedia.org/wiki/ISO/IEC_7810

    ISO/IEC 7810 is an international standard that defines the physical characteristics for identification cards, including four card sizes: ID-1, ID-2, ID-3 and ID-000. The ID-1 format is commonly used for payment cards (ATM cards, credit cards, debit cards, etc.) and has dimensions of 85.60 by 53.98 millimetres (3.370 by 2.125 inches).

  9. ISO 8583 - Wikipedia

    en.wikipedia.org/wiki/ISO_8583

    ISO 8583 is an international standard for financial transaction card originated interchange messaging. It defines a message format and a communication flow for different systems that exchange electronic transactions initiated by cardholders using payment cards.